It's a lot easier than you might think... m// interpolates. 
#!/usr/bin/perl -l

chomp($tmp = <DATA>);

$foo = 'the rain in spain';

print "match" if $foo =~ /$tmp/;

__END__

__DATA__
ain$

[download]
Change the line after __DATA__ to change the regex matched against.
--Stevie-O 
$"=$,,$_=q>|\p4<6 8p<M/_|<('=>
.q>.<4-KI<l|2$<6%s!<qn#F<>;$,
.=pack'N*',"@{[unpack'C*',$_]
}"for split/</;$_=$,,y[A-Z a-z]
         {}cd;print lc

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In reply to Re: Configurable Matches by Stevie-O
in thread Configurable Matches by jdhawke

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